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/*
* Disassembler common routines
* Copyright (C) 1995-2007 by Jeffery L. Post
* j_post <AT> pacbell <DOT> net
*
* common.h - Support routines
*
* Version 3.4.1 - 2007/09/02
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef _COMMON_H_
#define _COMMON_H_
#ifdef EXTENDED_MEM
#define EXT_PGM_SEGS 8 /* maximum number of extended segments: 8 * 64kb = 512kb */
#endif
// Global variables
extern char licenseText[];
extern char src[FN_LEN], dst[FN_LEN]; // file name buffers
extern char baseFileName[FN_LEN]; // source file name without extension
extern char ctl[FN_LEN]; // control file name
extern char linebuffer[MAX_LINE]; // input line buffer
extern FILE *fp; // dos file struct
extern int hexflag; // append hex flag
extern int fileflag; // file type flag
extern int upperflag; // upper case output flag
extern int baseflag;
extern bool traceflag; // trace and analyze code
extern int kcnt; // output char counter
extern int pc; // current program counter
extern int himark; // highest data adrs
extern int offset; // program counter offset
extern byte *pgmmem; // program data pointer
extern int *pgmflags; // pointer to program flags
#ifdef EXTENDED_MEM
extern byte *epgmmem[EXT_PGM_SEGS]; // extended program memory pointers
extern int *epgmflags[EXT_PGM_SEGS]; // extended program flags pointers
#endif
extern char string[ASCLIMIT]; // ascii data for defb
extern int asc_cnt; // count for string data
extern byte byte_data[BYTELIMIT]; // binary data for defb
extern int byte_cnt; // count for binary data
extern int word_data[WORDLIMIT]; // binary data for defw
extern int word_cnt; // count for word data
extern byte dump; // dump just done flag
extern byte ascii_flag; // use ascii string flag
extern char defbstr[8]; // string for defined bytes
extern char defwstr[8]; // string for defined words
extern char ascistr[8]; // string for defined ascii
extern char orgstr[8]; // org pseudo-op string
extern char equstr[8]; // equ pseudo-op string
extern struct sym *sym_tab; // symbol table pointer
extern struct sym *lab_tab; // label table pointer
extern struct sym *name_tab; // operand names pointer
extern struct sym *sym_tab_last; // last symbol table pointer
extern struct sym *lab_tab_last; // lastlabel table pointer
extern struct sym *name_tab_last; // last name table pointer
extern int symbol_count; // number of symbols
extern int label_count; // number of labels
extern int name_count; // number of operand names
extern SYM_PTR *sym_val_index; // array of pointers
extern SYM_PTR *lab_val_index; // for binary search
extern SYM_PTR *name_val_index;
extern struct sym *tail_ptr, *head_ptr; // sort pointers
extern struct comment *comment_list; // header comment list
extern struct comment *icomment_list; // inline comment list
extern struct comment *patch_list; // patch list
extern int newline; // just output newline flag
extern struct tm *date_time; // disassembly time
extern bool cycleflag; // cycle counting global on/off switch
extern bool cycle_exclude; // cycle counting suspended flag
extern bool cycle_alwaystake; // cycle counting "always take" (worst case) flag
extern CYCLE_RANGE_PTR cycle_r; // cycle counting root range
extern CYCLE_RANGE_PTR cycle_current; // cycle counting current range
//
// Prototypes
//
#if defined __LCC__
extern int strcasecmp(char *s1, char *s2);
extern int strncasecmp(char *s1, char *s2, size_t n);
#endif
extern bool init_memory(void);
#ifdef EXTENDED_MEM
extern byte *get_extended_mem(int width);
#endif
extern char *makeupper(char *str);
extern int parseFileName(char *str, char *ext);
extern int readfile(char *filename);
extern void getCTLoffset(void);
extern void getcode(char *from, byte *loc);
extern char *get_adrs(char *text, int *val);
extern void error(char *str1, char *str2); // fatal error trap
extern struct sym *sort(struct sym *list, SYM_PTR *array, int count);
extern struct sym *sort_by_name(struct sym *list);
extern struct sym *sort_by_value(struct sym *list);
extern struct sym *merge_by_name(struct sym *a, struct sym *b);
extern struct sym *merge_by_value(struct sym *a, struct sym *b);
extern void chk_dup_name(struct sym *list, int count);
extern void chk_dup_op_name(struct sym *list, int count);
extern void chk_dup_value(struct sym *list, int count);
extern void chk_dup_op_value(struct sym *list, int count);
extern char *find_entry(int val, int count, SYM_PTR *table);
extern SYM_PTR find_name(char *name, int count, SYM_PTR *table);
extern struct sym *get_smem(int type, int req_size);
extern struct sym *add_entry(int val, char *symbol, int type);
extern void output_comment(int adrs);
extern void output_icomment(int adrs);
extern void output_patch(int adrs);
extern void add_comment(int adrs, char *str);
extern void add_icomment(int adrs, char *str);
extern void add_patch(int adrs, char *str);
extern void puthex(int j);
extern int ascii(int i);
extern int is_ascii(byte data);
extern int atox(char *str);
extern void splitcheck(int i);
extern void chk_ref(int i);
extern void chk_label(int i);
extern void doopcode(char *mnem);
extern void dump_ascii(int adrs);
extern void dump_bytes(int adrs);
extern void readcyclefile(char *c);
extern void cycle_in(int num, int next_num, int cnt, int cnt2);
extern void cycle_end(int num);
// --- although I know this is not properly declared here,
// I know no better way how to make it usable in common.c ---
// (haven't I told that I am not really into C? :-) ) -- JW
// so it is assumed that all 3 ports (d52, d48, dz80) do have
// these tables implemented (in XXXtables.c)
extern unsigned char cycles[256];
extern unsigned char cycles2[256];
#endif // _COMMON_H_
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